Give the molecular formula of hexanone.

The molecule below contains polar covalent bonds.  

What is the charge on the large green atom below?  

Name the molecule with the following molecular formula: C10H22.

The molecule below contains nonpolar covalent bonds.  

Water molecules move quicker in the gas phase than in the liquid phase.

The pin floated at the end of the surface tension experiment of Lab Exercise 3.

What is the charge on the small blue atom below?  

Calculate the molecular weight of a molecule with the molecular formula: C5H11OH. Refer to the atomic weights below. H = 1 amu O = 16 amu C = 12 amu N = 14 amu

The molecule below is not attracted to water at all.